| Motherwell to Popovo | 1,584.32 mi (2,549.72 km) |
| Motherwell to Provadia | 1,636.18 mi (2,633.17 km) |
| Motherwell to Radnevo | 1,624.19 mi (2,613.88 km) |
| Motherwell to Radomir | 1,506.03 mi (2,423.71 km) |
| Motherwell to Rakitovo | 1,574.24 mi (2,533.49 km) |
| Motherwell to Rakovski | 1,590.15 mi (2,559.10 km) |
| Motherwell to Razgrad | 1,586.02 mi (2,552.45 km) |
| Motherwell to Razlog | 1,557.76 mi (2,506.98 km) |
| Motherwell to Ruse | 1,551.78 mi (2,497.35 km) |
| Motherwell to Samokov | 1,537.91 mi (2,475.02 km) |
| Motherwell to Sandanski | 1,567.50 mi (2,522.65 km) |
| Motherwell to Sevlievo | 1,559.29 mi (2,509.43 km) |
| Motherwell to Shumen | 1,613.09 mi (2,596.02 km) |
| Motherwell to Silistra | 1,586.31 mi (2,552.92 km) |
| Motherwell to Sliven | 1,619.93 mi (2,607.02 km) |
